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Questions in social-studies

[Done] What telephone number should you dial for a person-to-person call? A. 1 + 0 + area code + number B. 1 + 800 + 0 C. 0 + area code + number

[Done] Select the word that best fits the definition: The way goods and services are produced, distributed, and consumed in a society. A. job security B. interest rate C. economy D. business cycle

[Done] Describe possible reasons for incontinence.

[Done] Passing is permitted when a broken yellow or white line separates the lanes. A. No B. Yes C. Only during the day time.

[Done] Why do schools use standardized tests? What are the three properties their tests must have to be good tests?

[Done] The chart below shows the economic cost of two school lunches. | | Current lunch | Healthier lunch | | :-------------------- | :------------ | :-------------- | | Main course | $1.15 | $1.85 | | Side dish | $0.30 | $0.90 | | Dessert | $0.30 | $0.10 | | Beverage | $0.30 | $0.05 | | Total | $2.05 | $2.80 | The side dish most likely costs much more in the healthier lunch because A. it contains a larger portion than the current lunch. B. it uses a substitute item that is more expensive. C. it tastes better than the side dish in the current lunch. D. it reduces childhood obesity in a more effective way.

[Done] What process involves deciding exactly what is to be measured when assigning value to a variable? A. conceptualizing B. validity C. operationalizing D. reliability

[Done] Possible skeptical explanations for miracles include that people are lying, hallucinating, or merely wish to experience one. True False

[Done] Look at the table depicting voter turnout for states that allow same-day voter registration, and states that do not. What conclusion can best be drawn from the information in the table? A. More states offered same-day registration than states that did not. B. States with same-day registration had a higher voter turnout than states without same-day registration. C. More voters cast ballots in 2008 than in 2012, no matter what their state's registration policy. D. Voter turnout was much the same in states with and without same-day registration.

[Done] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?